George Boole: Selected Manuscripts on Logic and Its PhilosophyBirkhäuser Verlag, 1997 - 236 σελίδες |
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Σελίδα 58
... animals to that of rational animals by the mental selection of those individuals which possess the property of rationality - so by a corresponding inverse operation we should ascend from the conception of rational animals to that of animals ...
... animals to that of rational animals by the mental selection of those individuals which possess the property of rationality - so by a corresponding inverse operation we should ascend from the conception of rational animals to that of animals ...
Σελίδα 98
... animals " . If we represent the concept " men " by x " rational beings " by y and " animals " by z we have the equation , Hence x = yz y = ( 1 ) ( 2 ) and developing the second member y = 1zx + 02 ( 1 − x ) + ¦ ( 1 − z ) x + ¦ ( 1–2 ) ...
... animals " . If we represent the concept " men " by x " rational beings " by y and " animals " by z we have the equation , Hence x = yz y = ( 1 ) ( 2 ) and developing the second member y = 1zx + 02 ( 1 − x ) + ¦ ( 1 − z ) x + ¦ ( 1–2 ) ...
Σελίδα 102
... animals . To determine the concept B replace Men by Universe animals by Nothing whence not men by Nothing and not animals by universe . We find from I [ C42.42 ] That class which by Composition with Nothing gives Universe = Universe in ...
... animals . To determine the concept B replace Men by Universe animals by Nothing whence not men by Nothing and not animals by universe . We find from I [ C42.42 ] That class which by Composition with Nothing gives Universe = Universe in ...
Περιεχόμενα
Booles quest for the foundations of his logic | xiii |
2 Life and career | xiv |
3 The fate of Booles Nachlass | xviii |
Πνευματικά δικαιώματα | |
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Άλλες εκδόσεις - Προβολή όλων
George Boole: Selected Manuscripts on Logic and its Philosophy Ivor Grattan-Guinness,Gerard Bornet Περιορισμένη προεπισκόπηση - 2013 |
George Boole: Selected Manuscripts on Logic and its Philosophy Ivor Grattan-Guinness,Gerard Bornet Περιορισμένη προεπισκόπηση - 1997 |
George Boole: Selected Manuscripts on Logic and Its Philosophy George Boole,I. Grattan-Guinness,Gérard Bornet Προβολή αποσπασμάτων - 1997 |
Συχνά εμφανιζόμενοι όροι και φράσεις
2ndly abstraction affirmative analysis animals application arbitrary Arthur Cayley axioms Boole Boole's Boole/Falk calculus Chapter class of things combination composition conceive conclusion connection constitution copula definition denote determine distinct dual Algebra elective symbols elements employed equal equation example excluded middle existence expression faculties form the concept formal laws Geometry George Boole given identity individuals inference intellectual operations inverse operation involved Judgment language laws of Conception laws of thought Leibniz letters manuscript mathematical meaning men are mortal mental method middle terms mind Morgan mortal nature necessary proposition non-existence not-Xs notion object operation of addition particular philosophy philosophy of mathematics possible predicate premises principle principles of identity quantity question rational reasoning reference relations represent result Science of Logic sense signs subtraction syllogism syllogistic term Logic theory true truth Universe Universe of Discourse words Xs are Ys Zs are Xs